.bg {
    box-sizing: border-box;
    width:100%;height:800px;
    background:url(../images/bg3.png) no-repeat;background-size:100% 100%;
    padding-top:5px;
}

.bg h2 {
    width: 70%;
    margin: 15px auto;
    margin-top:45px;
    height: 38px;
    line-height: 38px;
    background: url(../images/btbg.png) no-repeat;
    background-size: 100% 100%;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: white;
    letter-spacing: 5px;
    box-sizing: border-box;
    border-radius: 25px;
}

.banner {
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 25px;
    margin-top:45px;
    .top {
        width: 100%;
        position: relative;
        display: flex;
        flex-wrap: wrap;
        box-sizing: border-box;
        &>div {
            box-sizing: border-box;
            width: calc((100% - 45px)/2);
            display: flex;
            position: relative;
            margin-left: 15px;
            .item {
                width: calc((100% - 10px)/2);
                background: rgba(33,47,93,0.7);
                text-align: center;
                border-radius: 8px;
                position: relative;
                box-sizing: border-box;
                color:#fff;
                img {
                    width: 50px;
                    margin-top: 10px;
                }
                p {
                    font-size: 14px;
                    line-height: 20px;
                    margin-top:10px;
                    margin-bottom: 10px;
                }
                &:nth-child(2) {
                    margin-left: 10px
                }
                .row {
                    width: 2px;
                    height: 30px;
                    background: #fff;
                    position: absolute;
                    left: 50%;
                    margin-left: -1px;
                    bottom: -30px
                }
            }
            .col {
                width: calc(50% + 4px);
                height: 2px;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                bottom: -30px
            }
        }
        .topLeft2 {
            margin-top: 60px;
            .item {
                margin-left: 50%;
                transform: translateX(-50%);
            }
            .row2 {
                width: 2px;
                height: 30px;
                background: #fff;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                top: -30px
            }
            .col {
                transform: translateX(0);
            }
        }
        .topRight2 {
            margin-top: 60px;
            .item {
                margin-left: 50%;
                transform: translateX(-50%);
            }
            .row2 {
                width: 2px;
                height: 30px;
                background: #fff;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                top: -30px
            }
            .col {
                transform: translateX(-100%);
                width: calc(50% + 19px)
            }
        }
        .topCenter {
            width: 100%;
            margin-top: 60px;
            box-sizing: border-box;
            margin-left:0;
            .item {
                width: calc(100% / 4);
                margin: 0 auto;
                .row2{
                    width: 2px;
                height: 30px;
                background: #fff;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                top: -30px
                }
            }
        }
    }
    .center{
        text-align: center;
        display: flex;
        align-items: center;
        box-sizing: border-box;
        &>img{width:50px;margin-left:40%}
        div{
            padding-top:30px;
            box-sizing: border-box;
            img{width:50px;}
            p{color:#fff;line-height:30px}
        }
    }
    .bottom{
        width: 100%;
        position: relative;
        display: flex;
        flex-wrap: wrap;
        box-sizing: border-box;
        &>div {
            box-sizing: border-box;
            width: calc((100% - 45px)/2);
            display: flex;
            position: relative;
            margin-left: 15px;
            margin-top:60px;
            .item {
                width: calc((100% - 10px)/2);
               background: rgba(33,47,93,0.7);
                text-align: center;
                border-radius: 8px;
                position: relative;
                box-sizing: border-box;
                color:#Fff;
                img {
                    width: 50px;
                    margin-top: 10px;
                }
                p {
                    font-size: 14px;
                    line-height: 20px;
                    margin-top:10px;
                    margin-bottom: 10px;
                }
                &:nth-child(2) {
                    margin-left: 10px
                }
                .row {
                    width: 2px;
                    height: 30px;
                    background: #fff;
                    position: absolute;
                    left: 50%;
                    margin-left: -1px;
                    top: -30px
                }
            }
            .col {
                width: calc(50% + 4px);
                height: 2px;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                top: -30px
            }
        }
        .bottomCenter {
            width: 100%;
            margin-top:10px;
            box-sizing: border-box;
            margin-left:0;
            .item {
                width: calc(100% / 4);
                margin: 0 auto;
                .row2 {
                    width: 2px;
                    height: 30px;
                    background: #fff;
                    background: #fff;
                    position: absolute;
                    left: 50%;
                    transform: translateX(-50%);
                    bottom: -30px
                }
            }
        }
        .bottomLeft2 {
            margin-top: 60px;
            .item {
                margin-left: 50%;
                transform: translateX(-50%);
            }
            .row2 {
                width: 2px;
                height: 30px;
                background: #fff;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                bottom: -30px
            }
            .col {
                transform: translateX(0);
            }
        }
        .bottomRight2 {
            margin-top: 60px;
            
            .item {
                margin-left:50%;
                transform: translateX(-50%);
            }
            .row2 {
                width: 2px;
                height: 30px;
                background: #fff;
                background: #fff;
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                bottom: -30px
            }
            .col {
                transform: translateX(-100%);
                width: calc(50% + 19px)
            }
        }
    }
}
.fh{position: fixed;right:10px;top:60%;width:50px;transform: translateY(-50%);}
